This study was designed to measure the effects of family
background and developmental characteristics on school achievement and
delinquency within a "high risk" sample of Black youths. The study
includes variables describing the mother and the child. Mother-related
variables assess prenatal health, pregnancy and delivery
complications, and socioeconomic status. Child-related variables focus
on the child at age 7 and include place in birth order, physical
development, family constellati... (more info)

This study was designed to measure the effects of family
background and developmental characteristics on school achievement and
delinquency within a "high risk" sample of Black youths. The study
includes variables describing the mother and the child. Mother-related
variables assess prenatal health, pregnancy and delivery
complications, and socioeconomic status. Child-related variables focus
on the child at age 7 and include place in birth order, physical
development, family constellation, socioeconomic status, verbal and
spatial intelligence, and number of offenses.

The 200 variables in this data collection were used in a government-funded study. The additional variables shown in the questionnaire were not archived.

Producer: Collaborative Perinatal Project and the University of Pennsylvania, Center for Studies in Criminology and Criminal Law, Philadelphia, PA, 1969.

Methodology

Sample:
Subjects were selected from a sample of 2,958 Black
children whose mothers participated in the Collaborative Perinatal
Project at Pennsylvania Hospital between 1959 and 1962.

Data Source:

hospital records, public school records, and police
records

Version(s)

Original ICPSR Release:1988-10-25

Version History:

2005-11-04 On 2005-03-14 new files were added to one
or more datasets. These files included additional setup files as well
as one or more of the following: SAS program, SAS transport, SPSS portable,
and Stata system files. The metadata record was revised 2005-11-04 to
reflect these additions.

1998-12-17 Hard-coded periods in the original data were
replaced by nines. This resulted in a longer record length for the
data file. Also, SAS and SPSS data definition statements were added to
the collection, and the original codebook was converted to a PDF
file.